.loadingzwf {
  width: 100%;
  height: 100vh;
  overflow-y: hidden;
  .loading {
    position: fixed;
    z-index: 5;
    left: 50%;
    top: 50%;
    margin-left: -0.5rem;
    margin-top: -0.5rem;
    .iconfont {
      font-size: 1rem;
      animation: loading-ani 1s infinite linear;
      display: block;
      transform-origin: 50% 55%;
    }
  }
  @keyframes loading-ani {
    0% {
      transform: rotate(0);
    }
    100% {
      transform: rotate(360deg);
    }
  }
  .loadzz{
    width: 100%;
    height: 100%;
    display: block;
  }
}